Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
>> GO TO 3.
3.CHECK FOR DTCS
With CONSULT
Is any DTC detected?
YES >> GO TO 4.
NO >> GO TO 5.
4.PERFORM DTC DIAGNOSTIC PROCEDURE
Perform the diagnostic procedure for the detected DTC. Refer to BCS "DTC Inspection Priority Chart" or BCS "DTC Inspection Priority Chart".
>> GO TO 7.
5.OPERATION CHECK
Perform the operation check. Refer to HAC "Work Procedure".
>> GO TO 6.
6.SYMPTOM DIAGNOSIS
Check the symptom diagnosis table. Refer to HAC "Symptom Table".
>> GO TO 8.
7.VERIFY REPAIR.
With CONSULT
Is any DTC detected?
YES >> GO TO 4.
NO >> GO TO 8.
8.PERFORM FINAL OPERATION CHECK
Perform the operation check. Refer to HAC "Work Procedure".
Does it operate normally?
YES >> Inspection End.
NO >> GO TO 2.
MANUAL AIR CONDITIONING SYSTEM : System Diagram MANUAL AIR CONDITIONING SYSTEM : System Description The manual air conditioning system is controlled by a sequence of functions from ...
Work Procedure The purpose of the operation inspection is to check that the individual system operates normally. Check condition : Engine running at normal operating temperature. 1.CHECK F ...
Camshaft valve clearance
Inspection and Adjustment
INSPECTION
Perform inspection as follows after removal, replacement or installation of
camshaft or valverelated parts, or if
there are unusual engine conditions regarding valve clearance.
Remove rocker cover.
Measure the valve clearance with the following proced ...
P1148 closed loop control
DTC Logic
DTC DETECTION LOGIC
NOTE:
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to
A/F sensor 1.
DTC No.
Trouble diagnosis
(Trouble diagnosis content)
DTC detecting condition
Possible cause ...